Patrick Lach
12Patents
8h-index
9Co-inventors
65Inventor score
Filing activity: Nov 21, 1991 → Dec 6, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5668573A | Management method for a man-machine interaction system | Physics | 61 | Expired |
| US5479279A | Optimized color display device which uses a matrix to control the hue and uses a matrix to control color saturation | Physics | 54 | Expired |
| US5809269A | Method and device for the analysis of a message given by interaction means to a man/machine dialog system | Physics | 36 | Expired |
| US5270804A | Color display system utilizing optical valves | Electricity | 22 | Expired |
| US5440114A | Combined device for screen display and for the detection of the position of a location marker in relation to the screen with an infrared surfaced detector | Physics | 14 | Expired |
| US5661608A | Light box for optical valve | Electricity | 9 | Expired |
| US5767524A | Optical device for determining the orientation of a solid body | Physics | 9 | Expired |
| US5534689A | Device to check the setting of the position and orientation of a helmet with respect to the helmet wearer's head | Physics | 8 | Expired |
| US5313054A | Method and device for determining the orientation of a solid | Physics | 5 | Expired |
| US5465177A | Method and device for the projection of a color image resulting from a modulation by optical valves | Electricity | 4 | Expired |
| US12130011B2 | Steam boiler system and method of circulating water and steam in a steam boiler system | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10955145B2 | Heat exchange system and method of controlling the alternation and redundancy between heat exchangers therein | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.